# 10/100BASET-T TRANSFORMER - TH12031S1

## Features
· RoHS Compliant
· RoHS peak solder rating: 260 / 3~5 Sec
· Operating Temperature: 0 ~ +80°C
· MSL=2a

## Specifications (@ 25°C)
· OCL: 350 uH Min @100kHz, 100mV
· Turns Ratio: 1CT:1CT ±3%
· LL (uHMAX): 0.50
· Cww pFMAX: 30
· DCR (MAX): 1.5
· Insertion Loss:
- 1 ~ 100 MHz: -1.0 dB MAX
· Cross Talk:
- MHz dB MIN: 0.3~100, 1~40
· Return Loss:
- 40~80: -16 dB MIN

- 80~100: -10 dB MIN
· HIPOT: 1500 VAC

## Pin Configuration
· TX 1CT:1CT
· TD+: 1
· TD-: 2
· CT: 3, 6
· RD+: 7
· RD-: 8
· 15 TX
· 14 CT
· 11 CT
· 10 RX+
· 9 RX-
· RX 1CT:1CT

## Dimensions
· Dimension Tolerance: ±0.25 mm